package com.hp.reflect;

import lombok.Data;

public class TestReflect02 {

    public static void main(String[] args) throws ClassNotFoundException {
        Person person = new Student();
        System.out.println("这个人是：" + person.name);

        //方式一 ： 通过对象获得
        Class c1 = person.getClass();
        System.out.println(c1.hashCode());
        //方式二 ： forname获得
        Class c2 = Class.forName("com.hp.reflect.Student");
        System.out.println(c2.hashCode());
        //方式三 ： 通过类名.class获得
        Class c3 = Student.class;
        System.out.println(c3.hashCode());

        //方式四 ：基本内置类型的包装类都有一个Type 属性
        Class<Integer> c4 = Integer.TYPE;
        System.out.println(c4);

        //获得父类型
        Class superclass = c1.getSuperclass();
        Class<Person> personClass = Person.class;
        System.out.println(superclass.hashCode());
        System.out.println(personClass.hashCode());


    }
}

@Data
class Person {
    public String name;
}


class Student extends Person {
    public Student() {
        this.name = "学生";
    }
}

class Teacher extends Person {
    public Teacher() {
        this.name = "老师";
    }
}